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Summary

The column-rule-width CSS property lets you set the width of the rule drawn between columns in multi-column layouts.

Initial valuemedium
Applies tomulticol elements
Inheritedno
Mediavisual
Computed valuethe absolute length; 0 if the column-rule-style is none or hidden
Animatableyes, as a length
Canonical orderthe unique non-ambiguous order defined by the formal grammar

Syntax

/* Keyword values */
column-rule-width: thin;
column-rule-width: medium;
column-rule-width: thick;

/* Length values */
column-rule-width: 1px;
column-rule-width: 2.5em;

/* Global values */
column-rule-width: inherit;
column-rule-width: initial;
column-rule-width: unset;

Values

<br-width> 
Is a <length> or one of the thin, medium or thick keyword describing the width of the rule separating two columns.

Formal syntax

<br-width>

where
<br-width> = <length> | thin | medium | thick

Example

#header {
  column-rule-width: thick;
}

Specifications

Specification Status Comment
CSS Multi-column Layout Module
The definition of 'column-rule-width' in that specification.
Candidate Recommendation Initial definition

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support (Yes)-webkit 3.5 (1.9.1)-moz 10 11.10 3.0 (522)-webkit
Unprefixed 50.0        
Feature Android Android Webview Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile Chrome for Android
Basic support ? ? (Yes) ? ? ? ?
Unprefixed No support 50.0         50.0

Document Tags and Contributors

 Last updated by: fscholz,